• 微量元素 - 引用次数：10

  In the laying period, the level of copper, iron, zinc and manganese affected production and plasma indicator of laying hens. On the base of practical diets, the recommended supplemental levels of trace minerals were Cu 33.64, Fe 100.92, Zn 67.28, Mn 50.46 mg/kg。

  总体而言,本试验的基础日粮背景下推荐的微量元素添加水平为:Cu 33.64、Fe 100.92、Zn 67.28、Mn 50.46 mg/kg。

  参考来源 - 常见饲料原料微量元素盈亏分析及产蛋鸡微量元素适宜添加水平的研究

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